14 lines
337 B
Rust
14 lines
337 B
Rust
extern crate rustc_version;
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use rustc_version::{version, Version};
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fn main() {
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let version = version().unwrap();
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if version >= Version::parse("1.30.0").unwrap() {
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println!("cargo:rustc-cfg=error_source");
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}
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if version >= Version::parse("1.34.0").unwrap() {
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println!("cargo:rustc-cfg=try_from");
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}
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}
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